<head>
<script type="text/javascript">
  (function(){
  var ls = navigator.languages;
  var url = "en/index.html#";  
  for(var i in ls){
    if(ls[i].startsWith("en")) break;
    if(ls[i].startsWith("zh")) {url="zh/index.html#";break;}
  }
  location.href=url;
  })();
</script>
</head>
